intransitive verb
Definition: To go along with someone or something, often in a way that is not wanted or is annoying.
Example: She always wants to tag along when I go to the store.
noun
Definition: A small piece of paper or other material that is attached to something to provide information about it, such as its name, price, or purpose.
Example: I found a tag on the shirt that showed the price and washing instructions.
transitive verb
Definition: To attach a label or mark to something, or to identify someone or something by touching them with an object.
Example: The coach tagged the player to indicate he was out during the game.